diff --git a/[refs] b/[refs]
index 37f46215db62..b1e2d8141488 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9fa3ab390abfc8b49fc0dd7c845b0ad224ec429f
+refs/heads/master: 3869c4aa18835c8c61b44bd0f3ace36e9d3b5bd0
diff --git a/trunk/arch/x86/mm/pageattr.c b/trunk/arch/x86/mm/pageattr.c
index 985eef80c552..797f9f107cb6 100644
--- a/trunk/arch/x86/mm/pageattr.c
+++ b/trunk/arch/x86/mm/pageattr.c
@@ -1000,8 +1000,15 @@ EXPORT_SYMBOL(set_memory_array_uc);
 
 int _set_memory_wc(unsigned long addr, int numpages)
 {
-	return change_page_attr_set(&addr, numpages,
+	int ret;
+	ret = change_page_attr_set(&addr, numpages,
+				    __pgprot(_PAGE_CACHE_UC_MINUS), 0);
+
+	if (!ret) {
+		ret = change_page_attr_set(&addr, numpages,
 				    __pgprot(_PAGE_CACHE_WC), 0);
+	}
+	return ret;
 }
 
 int set_memory_wc(unsigned long addr, int numpages)